From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qk1-f198.google.com (mail-qk1-f198.google.com [209.85.222.198]) by kanga.kvack.org (Postfix) with ESMTP id C20998E00D7 for ; Fri, 25 Jan 2019 14:08:30 -0500 (EST) Received: by mail-qk1-f198.google.com with SMTP id v64so10377178qka.5 for ; Fri, 25 Jan 2019 11:08:30 -0800 (PST) Received: from mx1.redhat.com (mx1.redhat.com. [209.132.183.28]) by mx.google.com with ESMTPS id 33si704517qte.189.2019.01.25.11.08.29 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 25 Jan 2019 11:08:29 -0800 (PST) Date: Fri, 25 Jan 2019 14:08:22 -0500 From: Jerome Glisse Subject: Re: [PATCH 0/5] [v4] Allow persistent memory to be used like normal RAM Message-ID: <20190125190820.GC3237@redhat.com> References: <20190124231441.37A4A305@viggo.jf.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20190124231441.37A4A305@viggo.jf.intel.com> Sender: owner-linux-mm@kvack.org List-ID: To: Dave Hansen Cc: linux-kernel@vger.kernel.org, dan.j.williams@intel.com, dave.jiang@intel.com, zwisler@kernel.org, vishal.l.verma@intel.com, thomas.lendacky@amd.com, akpm@linux-foundation.org, mhocko@suse.com, linux-nvdimm@lists.01.org, linux-mm@kvack.org, ying.huang@intel.com, fengguang.wu@intel.com, bp@suse.de, bhelgaas@google.com, baiyaowei@cmss.chinamobile.com, tiwai@suse.de On Thu, Jan 24, 2019 at 03:14:41PM -0800, Dave Hansen wrote: > v3 spurred a bunch of really good discussion. Thanks to everybody > that made comments and suggestions! > > I would still love some Acks on this from the folks on cc, even if it > is on just the patch touching your area. > > Note: these are based on commit d2f33c19644 in: > > git://git.kernel.org/pub/scm/linux/kernel/git/djbw/nvdimm.git libnvdimm-pending > > Changes since v3: > * Move HMM-related resource warning instead of removing it > * Use __request_resource() directly instead of devm. > * Create a separate DAX_PMEM Kconfig option, complete with help text > * Update patch descriptions and cover letter to give a better > overview of use-cases and hardware where this might be useful. This one looks good to me, i will give it a go on monday to test against nouveau and HMM. Cheers, Jérôme